[SCSI] qla2xxx: Check alternate 'reason' code during GPSC status handling.

Some switches return 0x09 (Command not supported) as the reason
code for GPSC failure.  Check for this code, and disable
additional GPSC queries if found.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 7e6b6da..3843eaa 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -1611,6 +1611,7 @@ typedef struct fc_port {
 #define CT_ACCEPT_RESPONSE     0x8002
 #define CT_REASON_INVALID_COMMAND_CODE 0x01
 #define CT_REASON_CANNOT_PERFORM       0x09
+#define CT_REASON_COMMAND_UNSUPPORTED  0x0b
 #define CT_EXPL_ALREADY_REGISTERED     0x10
 
 #define NS_N_PORT_TYPE 0x01

diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index e6578ce..980ccb3 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -1841,8 +1841,10 @@ qla2x00_gpsc(scsi_qla_host_t *ha, sw_info_t *list)
                    "GPSC")) != QLA_SUCCESS) {
                        /* FM command unsupported? */
                        if (rval == QLA_INVALID_COMMAND &&
-                           ct_rsp->header.reason_code ==
-                           CT_REASON_INVALID_COMMAND_CODE) {
+                           (ct_rsp->header.reason_code ==
+                               CT_REASON_INVALID_COMMAND_CODE ||
+                            ct_rsp->header.reason_code ==
+                               CT_REASON_COMMAND_UNSUPPORTED)) {
                                DEBUG2(printk("scsi(%ld): GPSC command "
                                    "unsupported, disabling query...\n",
                                    ha->host_no));